338294785

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 429235200

約数和(自身を除く): 90940415

約数列:

[1, 5, 31, 89, 137, 155, 179, 445, 685, 895, 2759, 4247, 5549, 12193, 13795, 15931, 21235, 24523, 27745, 60965, 79655, 122615, 377983, 493861, 760213, 1889915, 2182547, 2469305, 3801065, 10912735, 67658957, 338294785]

約数ペア:

[(1, 338294785), (5, 67658957), (31, 10912735), (89, 3801065), (137, 2469305), (155, 2182547), (179, 1889915), (445, 760213), (685, 493861), (895, 377983), (2759, 122615), (4247, 79655), (5549, 60965), (12193, 27745), (13795, 24523), (15931, 21235)]